/*******************************************************************************
**
** Function bta_ag_sm_execute
**
** Description State machine event handling function for AG
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_sm_execute(tBTA_AG_SCB *p_scb, UINT16 event, tBTA_AG_DATA *p_data)
{
tBTA_AG_ST_TBL state_table;
UINT8 action;
int i;
UINT16 in_event = event;
UINT8 in_state = p_scb->state;
if (in_event != BTA_AG_API_RESULT_EVT || p_scb->state == BTA_AG_OPEN_ST)
{
#if BTA_AG_DEBUG == TRUE
APPL_TRACE_IMP("AG evt (hdl 0x%04x): State %d (%s), Event 0x%04x (%s)",
bta_ag_scb_to_idx(p_scb),
p_scb->state, bta_ag_state_str(p_scb->state),
event, bta_ag_evt_str(event, p_data->api_result.result));
#else
APPL_TRACE_IMP("AG evt (hdl 0x%04x): State %d, Event 0x%04x",
bta_ag_scb_to_idx(p_scb), p_scb->state, event);
#endif
}
event &= 0x00FF;
if (event >= (BTA_AG_MAX_EVT & 0x00FF))
{
APPL_TRACE_ERROR("AG evt out of range, ignoring...");
return;
}
/* look up the state table for the current state */
state_table = bta_ag_st_tbl[p_scb->state];
/* set next state */
p_scb->state = state_table[event][BTA_AG_NEXT_STATE];
/* execute action functions */
for (i = 0; i < BTA_AG_ACTIONS; i++)
{
if ((action = state_table[event][i]) != BTA_AG_IGNORE)
{
(*bta_ag_action[action])(p_scb, p_data);
}
else
{
break;
}
}
if (p_scb->state != in_state)
{
#if BTA_AG_DEBUG == TRUE
APPL_TRACE_IMP("BTA AG State Change: [%s] -> [%s] after Event [%s]",
bta_ag_state_str(in_state),
bta_ag_state_str(p_scb->state),
bta_ag_evt_str(in_event, p_data->api_result.result));
#else
APPL_TRACE_IMP("BTA AG State Change: [%d] -> [%d]",
in_state, p_scb->state);
#endif
}
}
/*******************************************************************************
**
** Function bta_ag_rfc_open
**
** Description Handle RFCOMM channel open.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_rfc_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
/* initialize AT feature variables */
p_scb->clip_enabled = FALSE;
p_scb->ccwa_enabled = FALSE;
p_scb->cmer_enabled = FALSE;
p_scb->cmee_enabled = FALSE;
p_scb->inband_enabled = ((p_scb->features & BTA_AG_FEAT_INBAND) == BTA_AG_FEAT_INBAND);
/* set up AT command interpreter */
p_scb->at_cb.p_at_tbl = (tBTA_AG_AT_CMD *) bta_ag_at_tbl[p_scb->conn_service];
p_scb->at_cb.p_cmd_cback = (tBTA_AG_AT_CMD_CBACK *) bta_ag_at_cback_tbl[p_scb->conn_service];
p_scb->at_cb.p_err_cback = (tBTA_AG_AT_ERR_CBACK *) bta_ag_at_err_cback;
p_scb->at_cb.p_user = p_scb;
p_scb->at_cb.cmd_max_len = BTA_AG_CMD_MAX;
bta_ag_at_init(&p_scb->at_cb);
/* call app open call-out */
bta_ag_co_data_open(bta_ag_scb_to_idx(p_scb), bta_ag_svc_id[p_scb->conn_service]);
bta_sys_conn_open(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
bta_ag_cback_open(p_scb, NULL, BTA_AG_SUCCESS);
if (p_scb->conn_service == BTA_AG_HFP)
{
/* if hfp start timer for service level conn */
bta_sys_start_timer(&p_scb->act_timer, BTA_AG_SVC_TOUT_EVT, p_bta_ag_cfg->conn_tout);
}
else
{
/* else service level conn is open */
bta_ag_svc_conn_open(p_scb, p_data);
}
}
/*******************************************************************************
**
** Function bta_ag_scb_alloc
**
** Description Allocate an AG service control block.
**
**
** Returns pointer to the scb, or NULL if none could be allocated.
**
*******************************************************************************/
static tBTA_AG_SCB *bta_ag_scb_alloc(void)
{
tBTA_AG_SCB *p_scb = &bta_ag_cb.scb[0];
int i;
for (i = 0; i < BTA_AG_NUM_SCB; i++, p_scb++)
{
if (!p_scb->in_use)
{
/* initialize variables */
p_scb->in_use = TRUE;
p_scb->sco_idx = BTM_INVALID_SCO_INDEX;
/* set up timers */
p_scb->act_timer.param = (UINT32) p_scb;
p_scb->act_timer.p_cback = bta_ag_timer_cback;
APPL_TRACE_DEBUG1("bta_ag_scb_alloc %d", bta_ag_scb_to_idx(p_scb));
break;
}
}
if (i == BTA_AG_NUM_SCB)
{
/* out of scbs */
p_scb = NULL;
APPL_TRACE_WARNING0("Out of ag scbs");
}
return p_scb;
}
/*******************************************************************************
**
** Function bta_ag_rfc_do_close
**
** Description Close RFCOMM connection.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_rfc_do_close(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
tBTA_AG_RFC *p_buf;
UNUSED(p_data);
if (p_scb->conn_handle)
{
RFCOMM_RemoveConnection(p_scb->conn_handle);
}
else
{
/* Close API was called while AG is in Opening state. */
/* Need to trigger the state machine to send callback to the app */
/* and move back to INIT state. */
if ((p_buf = (tBTA_AG_RFC *) GKI_getbuf(sizeof(tBTA_AG_RFC))) != NULL)
{
p_buf->hdr.event = BTA_AG_RFC_CLOSE_EVT;
p_buf->hdr.layer_specific = bta_ag_scb_to_idx(p_scb);
bta_sys_sendmsg(p_buf);
}
/* Cancel SDP if it had been started. */
/*
if(p_scb->p_disc_db)
{
(void)SDP_CancelServiceSearch (p_scb->p_disc_db);
}
*/
}
}
/*******************************************************************************
**
** Function bta_ag_start_servers
**
** Description Setup RFCOMM servers for use by AG.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_start_servers(tBTA_AG_SCB *p_scb, tBTA_SERVICE_MASK services)
{
int i;
int bta_ag_port_status;
services >>= BTA_HSP_SERVICE_ID;
for (i = 0; i < BTA_AG_NUM_IDX && services != 0; i++, services >>= 1)
{
/* if service is set in mask */
if (services & 1)
{
BTM_SetSecurityLevel(FALSE, "", bta_ag_sec_id[i], p_scb->serv_sec_mask,
BT_PSM_RFCOMM, BTM_SEC_PROTO_RFCOMM, bta_ag_cb.profile[i].scn);
bta_ag_port_status = RFCOMM_CreateConnection(bta_ag_uuid[i], bta_ag_cb.profile[i].scn,
TRUE, BTA_AG_MTU, (UINT8 *) bd_addr_any, &(p_scb->serv_handle[i]),
bta_ag_mgmt_cback_tbl[bta_ag_scb_to_idx(p_scb) - 1]);
if( bta_ag_port_status == PORT_SUCCESS )
{
bta_ag_setup_port(p_scb, p_scb->serv_handle[i]);
}
else
{
/* TODO: CR#137125 to handle to error properly */
APPL_TRACE_DEBUG("bta_ag_start_servers: RFCOMM_CreateConnection returned error:%d", bta_ag_port_status);
}
}
}
}
/*******************************************************************************
**
** Function bta_ag_scb_alloc
**
** Description Allocate an AG service control block.
**
**
** Returns pointer to the scb, or NULL if none could be allocated.
**
*******************************************************************************/
static tBTA_AG_SCB *bta_ag_scb_alloc(void)
{
tBTA_AG_SCB *p_scb = &bta_ag_cb.scb[0];
int i;
for (i = 0; i < BTA_AG_NUM_SCB; i++, p_scb++)
{
if (!p_scb->in_use)
{
/* initialize variables */
p_scb->in_use = TRUE;
p_scb->sco_idx = BTM_INVALID_SCO_INDEX;
#if (BTM_WBS_INCLUDED == TRUE )
p_scb->codec_updated = FALSE;
#endif
/* set up timers */
p_scb->act_timer.param = (UINT32) p_scb;
p_scb->act_timer.p_cback = bta_ag_timer_cback;
#if (BTM_WBS_INCLUDED == TRUE)
/* set eSCO mSBC setting to T2 as the preferred */
p_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T2;
#endif
APPL_TRACE_DEBUG("bta_ag_scb_alloc %d", bta_ag_scb_to_idx(p_scb));
break;
}
}
if (i == BTA_AG_NUM_SCB)
{
/* out of scbs */
p_scb = NULL;
APPL_TRACE_WARNING("Out of ag scbs");
}
return p_scb;
}
/*******************************************************************************
**
** Function bta_ag_svc_conn_open
**
** Description Service level connection opened
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_svc_conn_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
tBTA_AG_CONN evt;
UNUSED(p_data);
if (!p_scb->svc_conn)
{
/* set state variable */
p_scb->svc_conn = TRUE;
/* Clear AT+BIA mask from previous SLC if any. */
p_scb->bia_masked_out = 0;
/* stop timer */
bta_sys_stop_timer(&p_scb->act_timer);
/* call callback */
evt.hdr.handle = bta_ag_scb_to_idx(p_scb);
evt.hdr.app_id = p_scb->app_id;
evt.peer_feat = p_scb->peer_features;
bdcpy(evt.bd_addr, p_scb->peer_addr);
#if (BTM_WBS_INCLUDED == TRUE )
evt.peer_codec = p_scb->peer_codecs;
#endif
if ((p_scb->call_ind != BTA_AG_CALL_INACTIVE) ||
(p_scb->callsetup_ind != BTA_AG_CALLSETUP_NONE))
{
bta_sys_sco_use(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
}
(*bta_ag_cb.p_cback)(BTA_AG_CONN_EVT, (tBTA_AG *) &evt);
}
}
/*******************************************************************************
**
** Function bta_ag_rfc_do_close
**
** Description Close RFCOMM connection.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_rfc_do_close(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
tBTA_AG_RFC *p_buf;
UNUSED(p_data);
if (p_scb->conn_handle)
{
RFCOMM_RemoveConnection(p_scb->conn_handle);
}
else
{
/* Close API was called while AG is in Opening state. */
/* Need to trigger the state machine to send callback to the app */
/* and move back to INIT state. */
if ((p_buf = (tBTA_AG_RFC *) GKI_getbuf(sizeof(tBTA_AG_RFC))) != NULL)
{
p_buf->hdr.event = BTA_AG_RFC_CLOSE_EVT;
p_buf->hdr.layer_specific = bta_ag_scb_to_idx(p_scb);
bta_sys_sendmsg(p_buf);
}
/* Cancel SDP if it had been started. */
/*
if(p_scb->p_disc_db)
{
(void)SDP_CancelServiceSearch (p_scb->p_disc_db);
}
*/
}
#ifdef _WIN32_WCE
{
/* Windows versions of RFCOMM does NOT generate a closed callback when we close */
tPORT_CALLBACK *rfc_mgmt_cback = bta_ag_mgmt_cback_tbl[bta_ag_scb_to_idx(p_scb) - 1];
if (rfc_mgmt_cback)
{
(rfc_mgmt_cback)(PORT_CLOSED, p_scb->conn_handle);
}
}
#endif
}
/*******************************************************************************
**
** Function bta_ag_rcvd_slc_ready
**
** Description Handles SLC ready call-in in case of pass-through mode.
**
** Returns void
**
*******************************************************************************/
void bta_ag_rcvd_slc_ready(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
UNUSED(p_data);
APPL_TRACE_DEBUG("bta_ag_rcvd_slc_ready: handle = %d", bta_ag_scb_to_idx(p_scb));
if (bta_ag_cb.parse_mode == BTA_AG_PASS_THROUGH)
{
/* In pass-through mode, BTA knows that SLC is ready only through call-in. */
bta_ag_svc_conn_open(p_scb, NULL);
}
}
/*******************************************************************************
**
** Function bta_ag_timer_cback
**
** Description AG timer callback.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_timer_cback(void *p)
{
BT_HDR *p_buf;
TIMER_LIST_ENT *p_tle = (TIMER_LIST_ENT *) p;
if ((p_buf = (BT_HDR *) GKI_getbuf(sizeof(BT_HDR))) != NULL)
{
p_buf->event = p_tle->event;
p_buf->layer_specific = bta_ag_scb_to_idx((tBTA_AG_SCB *) p_tle->param);
bta_sys_sendmsg(p_buf);
}
}
/*******************************************************************************
**
** Function bta_ag_setup_port
**
** Description Setup RFCOMM port for use by AG.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_setup_port(tBTA_AG_SCB *p_scb, UINT16 handle)
{
UINT16 i = bta_ag_scb_to_idx(p_scb) - 1;
/* set up data callback if using pass through mode */
if (bta_ag_cb.parse_mode == BTA_AG_PASS_THROUGH)
{
PORT_SetDataCallback(handle, bta_ag_data_cback_tbl[i]);
}
PORT_SetEventMask(handle, BTA_AG_PORT_EV_MASK);
PORT_SetEventCallback(handle, bta_ag_port_cback_tbl[i]);
}
/*******************************************************************************
**
** Function bta_ag_rfc_do_open
**
** Description Open an RFCOMM connection to the peer device.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_rfc_do_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
BTM_SetSecurityLevel(TRUE, "", bta_ag_sec_id[p_scb->conn_service],
p_scb->cli_sec_mask, BT_PSM_RFCOMM, BTM_SEC_PROTO_RFCOMM, p_scb->peer_scn);
if (RFCOMM_CreateConnection(bta_ag_uuid[p_scb->conn_service], p_scb->peer_scn,
FALSE, BTA_AG_MTU, p_scb->peer_addr, &(p_scb->conn_handle),
bta_ag_mgmt_cback_tbl[bta_ag_scb_to_idx(p_scb) - 1]) == PORT_SUCCESS)
{
bta_ag_setup_port(p_scb, p_scb->conn_handle);
APPL_TRACE_DEBUG("bta_ag_rfc_do_open : conn_handle = %d", p_scb->conn_handle);
}
/* RFCOMM create connection failed; send ourselves RFCOMM close event */
else
{
bta_ag_sm_execute(p_scb, BTA_AG_RFC_CLOSE_EVT, p_data);
}
}
/*******************************************************************************
**
** Function bta_ag_resume_open
**
** Description Resume opening process.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_resume_open (tBTA_AG_SCB *p_scb)
{
if (p_scb)
{
APPL_TRACE_DEBUG ("bta_ag_resume_open, Handle(%d)", bta_ag_scb_to_idx(p_scb));
/* resume opening process. */
if (p_scb->state == BTA_AG_INIT_ST)
{
p_scb->state = BTA_AG_OPENING_ST;
bta_ag_start_open (p_scb, NULL);
}
}
else
{
APPL_TRACE_ERROR ("bta_ag_resume_open, Null p_scb");
}
}
/*******************************************************************************
**
** Function bta_ag_cback_open
**
** Description Send open callback event to application.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_cback_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data, tBTA_AG_STATUS status)
{
tBTA_AG_OPEN open;
/* call app callback with open event */
open.hdr.handle = bta_ag_scb_to_idx(p_scb);
open.hdr.app_id = p_scb->app_id;
open.status = status;
open.service_id = bta_ag_svc_id[p_scb->conn_service];
if(p_data)
{
/* if p_data is provided then we need to pick the bd address from the open api structure */
bdcpy(open.bd_addr, p_data->api_open.bd_addr);
}
else
{
bdcpy(open.bd_addr, p_scb->peer_addr);
}
(*bta_ag_cb.p_cback)(BTA_AG_OPEN_EVT, (tBTA_AG *) &open);
}
/*******************************************************************************
**
** Function bta_ag_setcodec
**
** Description Handle API SetCodec
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_setcodec(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
#if (BTM_WBS_INCLUDED == TRUE )
tBTA_AG_PEER_CODEC codec_type = p_data->api_setcodec.codec;
tBTA_AG_VAL val;
val.hdr.handle = bta_ag_scb_to_idx(p_scb);
val.hdr.app_id = p_scb->app_id;
bdcpy(val.bd_addr, p_scb->peer_addr);
/* Check if the requested codec type is valid */
if((codec_type != BTA_AG_CODEC_NONE) &&
(codec_type != BTA_AG_CODEC_CVSD) &&
(codec_type != BTA_AG_CODEC_MSBC))
{
val.num = codec_type;
val.hdr.status = BTA_AG_FAIL_RESOURCES;
APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
(*bta_ag_cb.p_cback)(BTA_AG_WBS_EVT, (tBTA_AG *) &val);
return;
}
if((p_scb->peer_codecs & codec_type) || (codec_type == BTA_AG_CODEC_NONE) ||
(codec_type == BTA_AG_CODEC_CVSD))
{
p_scb->sco_codec = codec_type;
p_scb->codec_updated = TRUE;
val.num = codec_type;
val.hdr.status = BTA_AG_SUCCESS;
APPL_TRACE_DEBUG("bta_ag_setcodec: Updated codec type %d", codec_type);
}
else
{
val.num = codec_type;
val.hdr.status = BTA_AG_FAIL_RESOURCES;
APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
}
(*bta_ag_cb.p_cback)(BTA_AG_WBS_EVT, (tBTA_AG *) &val);
#endif
}
/*******************************************************************************
**
** Function bta_ag_register
**
** Description This function initializes values of the AG cb and sets up
** the SDP record for the services.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_register(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
tBTA_AG_REGISTER reg;
/* initialize control block */
p_scb->reg_services = p_data->api_register.services;
p_scb->serv_sec_mask = p_data->api_register.sec_mask;
p_scb->features = p_data->api_register.features;
p_scb->app_id = p_data->api_register.app_id;
/* create SDP records */
bta_ag_create_records(p_scb, p_data);
/* start RFCOMM servers */
bta_ag_start_servers(p_scb, p_scb->reg_services);
/* call app callback with register event */
reg.hdr.handle = bta_ag_scb_to_idx(p_scb);
reg.hdr.app_id = p_scb->app_id;
reg.status = BTA_AG_SUCCESS;
(*bta_ag_cb.p_cback)(BTA_AG_REGISTER_EVT, (tBTA_AG *) ®);
}
/*******************************************************************************
**
** Function bta_ag_scb_dealloc
**
** Description Deallocate a service control block.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_scb_dealloc(tBTA_AG_SCB *p_scb)
{
UINT8 idx;
BOOLEAN allocated = FALSE;
APPL_TRACE_DEBUG("bta_ag_scb_dealloc %d", bta_ag_scb_to_idx(p_scb));
/* stop timers */
bta_sys_stop_timer(&p_scb->act_timer);
#if (BTM_WBS_INCLUDED == TRUE)
bta_sys_stop_timer(&p_scb->cn_timer);
#endif
bta_sys_stop_timer(&p_scb->colli_timer);
/* initialize control block */
memset(p_scb, 0, sizeof(tBTA_AG_SCB));
p_scb->sco_idx = BTM_INVALID_SCO_INDEX;
/* If all scbs are deallocated, callback with disable event */
if (!bta_sys_is_register (BTA_ID_AG))
{
for (idx = 0; idx < BTA_AG_NUM_SCB; idx++)
{
if (bta_ag_cb.scb[idx].in_use)
{
allocated = TRUE;
break;
}
}
if (!allocated)
{
(*bta_ag_cb.p_cback)(BTA_AG_DISABLE_EVT, NULL);
}
}
}
/*******************************************************************************
**
** Function bta_ag_do_disc
**
** Description Do service discovery.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_do_disc(tBTA_AG_SCB *p_scb, tBTA_SERVICE_MASK service)
{
tSDP_UUID uuid_list[2];
UINT16 num_uuid = 1;
UINT16 attr_list[4];
UINT8 num_attr;
BOOLEAN db_inited = FALSE;
/* HFP initiator; get proto list and features */
if (service & BTA_HFP_SERVICE_MASK && p_scb->role == BTA_AG_INT)
{
attr_list[0] = ATTR_ID_SERVICE_CLASS_ID_LIST;
attr_list[1] = ATTR_ID_PROTOCOL_DESC_LIST;
attr_list[2] = ATTR_ID_BT_PROFILE_DESC_LIST;
attr_list[3] = ATTR_ID_SUPPORTED_FEATURES;
num_attr = 4;
uuid_list[0].uu.uuid16 = UUID_SERVCLASS_HF_HANDSFREE;
}
/* HFP acceptor; get features */
else if (service & BTA_HFP_SERVICE_MASK && p_scb->role == BTA_AG_ACP)
{
attr_list[0] = ATTR_ID_SERVICE_CLASS_ID_LIST;
attr_list[1] = ATTR_ID_BT_PROFILE_DESC_LIST;
attr_list[2] = ATTR_ID_SUPPORTED_FEATURES;
num_attr = 3;
uuid_list[0].uu.uuid16 = UUID_SERVCLASS_HF_HANDSFREE;
}
/* HSP initiator; get proto list */
else if (service & BTA_HSP_SERVICE_MASK && p_scb->role == BTA_AG_INT)
{
attr_list[0] = ATTR_ID_SERVICE_CLASS_ID_LIST;
attr_list[1] = ATTR_ID_PROTOCOL_DESC_LIST;
attr_list[2] = ATTR_ID_BT_PROFILE_DESC_LIST;
attr_list[3] = ATTR_ID_REMOTE_AUDIO_VOLUME_CONTROL;
num_attr = 4;
uuid_list[0].uu.uuid16 = UUID_SERVCLASS_HEADSET; /* Legacy from HSP v1.0 */
if (p_scb->hsp_version >= HSP_VERSION_1_2)
{
uuid_list[1].uu.uuid16 = UUID_SERVCLASS_HEADSET_HS;
num_uuid = 2;
}
}
/* HSP acceptor; no discovery */
else
{
return;
}
/* allocate buffer for sdp database */
p_scb->p_disc_db = (tSDP_DISCOVERY_DB *) GKI_getbuf(BTA_AG_DISC_BUF_SIZE);
if(p_scb->p_disc_db)
{
/* set up service discovery database; attr happens to be attr_list len */
uuid_list[0].len = LEN_UUID_16;
uuid_list[1].len = LEN_UUID_16;
db_inited = SDP_InitDiscoveryDb(p_scb->p_disc_db, BTA_AG_DISC_BUF_SIZE, num_uuid,
uuid_list, num_attr, attr_list);
}
if(db_inited)
{
/*Service discovery not initiated */
db_inited = SDP_ServiceSearchAttributeRequest(p_scb->peer_addr, p_scb->p_disc_db,
bta_ag_sdp_cback_tbl[bta_ag_scb_to_idx(p_scb) - 1]);
}
if(!db_inited)
{
/*free discover db */
bta_ag_free_db(p_scb, NULL);
/* sent failed event */
bta_ag_sm_execute(p_scb, BTA_AG_DISC_FAIL_EVT, NULL);
}
}
/*******************************************************************************
**
** Function bta_ag_rfc_close
**
** Description RFCOMM connection closed.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_rfc_close(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
tBTA_AG_CLOSE close;
tBTA_SERVICE_MASK services;
int i, num_active_conn = 0;
UNUSED(p_data);
#ifdef _WIN32_WCE
/* The BTE RFCOMM automatically removes the connection when closed, but BTW does not */
if (p_scb->conn_handle != 0)
RFCOMM_RemoveConnection (p_scb->conn_handle);
#endif
/* reinitialize stuff */
p_scb->conn_service = 0;
p_scb->peer_features = 0;
#if (BTM_WBS_INCLUDED == TRUE )
p_scb->peer_codecs = BTA_AG_CODEC_NONE;
p_scb->sco_codec = BTA_AG_CODEC_NONE;
/* Clear these flags upon SLC teardown */
p_scb->codec_updated = FALSE;
p_scb->codec_fallback = FALSE;
p_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T2;
#endif
p_scb->role = 0;
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
p_scb->svc_conn = FALSE;
p_scb->hsp_version = HSP_VERSION_1_2;
bta_ag_at_reinit(&p_scb->at_cb);
/* stop timers */
bta_sys_stop_timer(&p_scb->act_timer);
#if (BTM_WBS_INCLUDED == TRUE)
bta_sys_stop_timer(&p_scb->cn_timer);
#endif
close.hdr.handle = bta_ag_scb_to_idx(p_scb);
close.hdr.app_id = p_scb->app_id;
bdcpy(close.bd_addr, p_scb->peer_addr);
bta_sys_conn_close(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
/* call close call-out */
bta_ag_co_data_close(close.hdr.handle);
/* call close cback */
(*bta_ag_cb.p_cback)(BTA_AG_CLOSE_EVT, (tBTA_AG *) &close);
/* if not deregistering (deallocating) reopen registered servers */
if (p_scb->dealloc == FALSE)
{
/* Clear peer bd_addr so instance can be reused */
bdcpy(p_scb->peer_addr, bd_addr_null);
/* start only unopened server */
services = p_scb->reg_services;
for (i = 0; i < BTA_AG_NUM_IDX && services != 0; i++)
{
if(p_scb->serv_handle[i])
services &= ~((tBTA_SERVICE_MASK)1 << (BTA_HSP_SERVICE_ID + i));
}
bta_ag_start_servers(p_scb, services);
p_scb->conn_handle = 0;
/* Make sure SCO state is BTA_AG_SCO_SHUTDOWN_ST */
bta_ag_sco_shutdown(p_scb, NULL);
/* Check if all the SLCs are down */
for (i = 0; i < BTA_AG_NUM_SCB; i++)
{
if (bta_ag_cb.scb[i].in_use && bta_ag_cb.scb[i].svc_conn)
num_active_conn++;
}
if(!num_active_conn)
{
bta_sys_sco_unuse(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
}
}
/* else close port and deallocate scb */
else
{
RFCOMM_RemoveServer(p_scb->conn_handle);
bta_ag_scb_dealloc(p_scb);
}
}
